Drink coaster



FIG. 1 is a plan view of a drink coaster according to the present invention illustrating a plurality of concentric raised rings with a plurality of peripherally spaced bumps or projections extending outwardly from an upper surface of the raised concentric rings;

FIG. 2 is a bottom view of the drink coaster according to the present invention; and,

FIG. 3 is a side elevational view of the drink coaster according to the present invention. 

The ornamental design for a drink coaster, as shown and described. 